PhD, Food Science and Human Nutrition, Colorado State University, Fort Collins, CO
MS/Internship, Food Science and Human Nutrition, Colorado State University, Fort Collins,
BA, Sociology, Purdue University, West Lafayette, IN
Professional Certification, Licensure and Membership:
Registered Dietitian Nutritionist, Academy of Nutrition and Dietetics
2019- present, Associate Professor and Dietetic Internship Director
2015-2019, Assistant Professor & Dietetic Internship Coordinator, University of Northern
Colorado, Greeley, CO
2015-present, Affiliate Professor of Nutrition, Colorado State University, Fort Collins,
2010-2021, Neurodevelopmental Disorder Clinical Dietitian, The Colorado Children's
Hospital, Aurora, CO
2001-2015, Affiliate Professor of Nutrition, Metro State University of Denver, Denver,
2009-2011, Pediatric Research Dietitian, Autism Treatment Network, Aurora, CO
2008-2013, LEND Fellowship, Leadership Education in Neurodevelopmental Disorders at
JFK Partners, Aurora, CO
Research/Areas of Interest
Body composition and energy metabolism in pediatrics
Specialty dietary interventions (gluten and casein free)
Gastrointestinal symptoms in neurodevelopmental disorders
Survey development in children with an Autism Spectrum Disorder (ASD)
Withrow N, Meeks L. A review of the gluten and casein free diet and why it is popular
in children with autism spectrum disorder. Journal of Food & Nutritional Sciences
 5(1): 1-5.
Ann Reynolds, Nancy F. Krebs, Patricia A. Stewart, Harriet Austin, Susan L. Johnson,
Nikki Withrow , Cynthia Molloy, S. Jill James, Cynthia Johnson, Traci Clemons, Brianne
Schmidt, and Susan L. Hyman. Iron Status in Children with Autism Spectrum Disorder.
Withrow, N., Alvidrez, L. (2019). The development of the Sensory Processing, Aberrant
Mealtime Behaviors, Motor Inventory for Eating (SAMIE) in children with an ASD. Advances in Autism, https://doi.org/10.1108/AIA-08-2018-0025.
Withrow, N., Hsueh, E. (2019). A Comparative Analysis of My Plate Food Group Intake
to a 3- DayFood Record in Children with Autism Spectrum Disorder. Journal of Food
& Nutritional Sciences, 1 (3): 114-127.
Withrow, N. (2020). Why so Picky? Food Selectivity and How it Impacts Eating in ASD
Book Chapter . A Spectrum of Solutions for Clients with Autism: Treatment for Adolescents and Adults. Routledge-Taylor & Francis.(August, 2020).
Berry R, Novak P, Withrow N, Schmidt B, Rarback S, Feucht S, Criado K, Sharp WG (2015).
Nutrition Management of Gastrointestinal Symptoms in Children with Autism Spectrum
Disorder: Guideline from an Expert Panel. Journal of the Academy of Nutrition and Dietetics, in-press.
Honors and Awards
Golden Key Award Recipient at Metro State University of Denver
Gamma Phi Beta Honors Society
970-351-2755 Nutrition and Dietetics Gunter 2280 Campus Box 93 Greeley, CO 80639